/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package com.mudalov.rec.web.tiles.teacher;

import com.mudalov.rec.dao.factory.DAOFactory;
import com.mudalov.rec.dao.interfaces.IStudentDAO;
import com.mudalov.rec.dao.model.study.StudyProgram;
import com.mudalov.rec.dao.model.user.Student;
import com.mudalov.rec.util.webui.TableSelection;
import com.sun.rave.web.ui.appbase.AbstractFragmentBean;
import javax.faces.FacesException;
import com.mudalov.rec.web.ApplicationBean1;
import com.mudalov.rec.web.FileUploadBean;
import com.mudalov.rec.web.SessionBean1;
import com.mudalov.rec.web.RequestBean1;
import com.mudalov.rec.web.FileUploadedListenerBean;
import com.sun.data.provider.RowKey;
import com.sun.webui.jsf.component.TableRowGroup;
import com.sun.webui.jsf.util.MessageUtil;
import java.util.List;
import javax.faces.context.FacesContext;

/**
 * <p>Fragment bean that corresponds to a similarly named JSP page
 * fragment.  This class contains component definitions (and initialization
 * code) for all components that you have defined on this fragment, as well as
 * lifecycle methods and event handlers where you may add behavior
 * to respond to incoming events.</p>
 *
 * @version TeacherAssignProgramFragment.java
 * @version Created on Dec 29, 2008, 1:01:45 PM
 * @author Mikhail_Udalov
 */

public class TeacherAssignProgramFragment extends AbstractFragmentBean {
    // <editor-fold defaultstate="collapsed" desc="Managed Component Definition">

    /**
     * <p>Automatically managed component initialization. <strong>WARNING:</strong>
     * This method is automatically generated, so any user-specified code inserted
     * here is subject to being replaced.</p>
     */
    private void _init() throws Exception {
    }
    // </editor-fold>

    public TeacherAssignProgramFragment() {
    }

    /**
     * <p>Callback method that is called whenever a page containing
     * this page fragment is navigated to, either directly via a URL,
     * or indirectly via page navigation.  Override this method to acquire
     * resources that will be needed for event handlers and lifecycle methods.</p>
     * 
     * <p>The default implementation does nothing.</p>
     */
    @Override
    public void init() {
        // Perform initializations inherited from our superclass
        super.init();
        // Perform application initialization that must complete
        // *before* managed components are initialized
        // TODO - add your own initialiation code here
        
        
        // <editor-fold defaultstate="collapsed" desc="Visual-Web-managed Component Initialization">
        // Initialize automatically managed components
        // *Note* - this logic should NOT be modified
        try {
            _init();
        } catch (Exception e) {
            log("Page1 Initialization Failure", e);
            throw e instanceof FacesException ? (FacesException) e: new FacesException(e);
        }
        
        // </editor-fold>
        // Perform application initialization that must complete
        // *after* managed components are initialized
        // TODO - add your own initialization code here
        factory = DAOFactory.getFactory(getSessionBean1().getDaoFactoryClass());
        initTextComponents();
        boolean isAssignProgramMode = getSessionBean1().isAssignProgramMode();
        viewProfileMode = !isAssignProgramMode;
    }

    /**
     * <p>Callback method that is called after rendering is completed for
     * this request, if <code>init()</code> was called.  Override this
     * method to release resources acquired in the <code>init()</code>
     * resources that will be needed for event handlers and lifecycle methods.</p>
     * 
     * <p>The default implementation does nothing.</p>
     */
    @Override
    public void destroy() {
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected ApplicationBean1 getApplicationBean1() {
        return (ApplicationBean1) getBean("ApplicationBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected FileUploadBean getFileUploadBean() {
        return (FileUploadBean) getBean("FileUploadBean");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected SessionBean1 getSessionBean1() {
        return (SessionBean1) getBean("SessionBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected RequestBean1 getRequestBean1() {
        return (RequestBean1) getBean("RequestBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     *
     * @return reference to the scoped data bean
     */
    protected FileUploadedListenerBean getFileUploadedListenerBean() {
        return (FileUploadedListenerBean) getBean("FileUploadedListenerBean");
    }

    private String nameParam;

    private String groupParam;

    private DAOFactory factory;

    public String getGroupParam() {
        return groupParam;
    }

    public void setGroupParam(String groupParam) {
        this.groupParam = groupParam;
    }

    public String getNameParam() {
        return nameParam;
    }

    public void setNameParam(String nameParam) {
        this.nameParam = nameParam;
    }

    private TableSelection select = new TableSelection("currentRow");

    public TableSelection getSelect() {
        return select;
    }

    public void setSelect(TableSelection select) {
        this.select = select;
    }

    private TableRowGroup studentsRowGroup;

    public TableRowGroup getStudentsRowGroup() {
        return studentsRowGroup;
    }

    public void setStudentsRowGroup(TableRowGroup studentsRowGroup) {
        this.studentsRowGroup = studentsRowGroup;
    }

    public String searchStudents() {
        String name = getNameParam() != null ? getNameParam() : "";
        String group = getGroupParam() != null ? getGroupParam() : "";
        List<Student> students = factory.getStudentDAO().getStudents(name, group);
        getSessionBean1().setCurrentStudents(students);
        return null;
    }

    public String assignToSelected() {
        IStudentDAO studentsDAO = factory.getStudentDAO();
        RowKey[] selectedKeys = getStudentsRowGroup().getSelectedRowKeys();
        if (selectedKeys != null && selectedKeys.length > 0) {
            int index = Integer.parseInt(selectedKeys[0].getRowId());
            Student selectedStudent = getSessionBean1().getCurrentStudents().get(index);
            StudyProgram currentProgram = getSessionBean1().getCurrentProgram();
            selectedStudent.getPrograms().add(currentProgram);
            studentsDAO.saveOrUpdate(selectedStudent);
        }
        return null;
    }

    public String assignToAll() {
        IStudentDAO studentsDAO = factory.getStudentDAO();
        StudyProgram currentProgram = getSessionBean1().getCurrentProgram();
        List<Student> currentStudents = getSessionBean1().getCurrentStudents();
        for (Student student : currentStudents) {
            student.getPrograms().add(currentProgram);
            studentsDAO.saveOrUpdate(student);
        }
        return null;
    }

    public String viewStudentProfile() {
        RowKey[] selectedKeys = getStudentsRowGroup().getSelectedRowKeys();
        if (selectedKeys != null && selectedKeys.length > 0) {
            int index = Integer.parseInt(selectedKeys[0].getRowId());
            Student selectedStudent = getSessionBean1().getCurrentStudents().get(index);
            getSessionBean1().setCurrentStudent(selectedStudent);
            return "teacherStudentProfile";
        }
        return null;
    }

    private String headerText;

    public DAOFactory getFactory() {
        return factory;
    }

    public void setFactory(DAOFactory factory) {
        this.factory = factory;
    }

    public String getHeaderText() {
        return headerText;
    }

    public void setHeaderText(String headerText) {
        this.headerText = headerText;
    }

    private boolean viewProfileMode;

    public boolean isViewProfileMode() {
        return viewProfileMode;
    }

    public void setViewProfileMode(boolean viewProfileMode) {
        this.viewProfileMode = viewProfileMode;
    }

    private void initTextComponents() {
        FacesContext context = FacesContext.getCurrentInstance();
        boolean isAssignProgramMode = getSessionBean1().isAssignProgramMode();
        if (isAssignProgramMode) {
           headerText = MessageUtil.getMessage(context, "com.mudalov.rec.web.Messages", "assign_study_program");
        } else {
           headerText = MessageUtil.getMessage(context, "com.mudalov.rec.web.Messages", "view_student_profile");
        }
    }
}
